[  859.566835][ T9580] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  859.668322][ T9581] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  859.757484][ T9582] br0: port 1(veth0) entered blocking state
[  859.757751][ T9582] br0: port 1(veth0) entered disabled state
[  859.758000][ T9582] veth0: entered allmulticast mode
[  859.759265][ T9582] veth0: entered promiscuous mode
[  859.854831][ T9583] br0: port 2(veth1) entered blocking state
[  859.855145][ T9583] br0: port 2(veth1) entered disabled state
[  859.855678][ T9583] veth1: entered allmulticast mode
[  859.857020][ T9583] veth1: entered promiscuous mode
[  860.277853][   T38] br0: port 1(veth0) entered blocking state
[  860.278117][   T38] br0: port 1(veth0) entered forwarding state
[  860.279117][   T38] br0: port 2(veth1) entered blocking state
[  860.279342][   T38] br0: port 2(veth1) entered forwarding state
[  861.517079][ T4929] bond0: (slave veth1): link status definitely up
[  861.517823][ T4929] bond0: (slave veth1): making interface the new active one
[  861.519838][ T4929] bond0: active interface up!
[  861.828811][ T4929] veth1: left allmulticast mode
[  861.829022][ T4929] veth1: left promiscuous mode
[  861.829343][ T4929] br0: port 2(veth1) entered disabled state
[  861.832065][ T4929] veth0: left allmulticast mode
[  861.832278][ T4929] veth0: left promiscuous mode
[  861.832556][ T4929] br0: port 1(veth0) entered disabled state
[  862.000541][ T4929] bond0: (slave veth1): Releasing backup interface
[  862.168871][ T4929] bond0: (slave veth0): Releasing backup interface
[  862.564028][ T4929] bond0 (unregistering): Released all slaves